Serialized inventory, warranty-ready invoices and GST billing for electronics showrooms and mobile shops. Free, open source and offline-first.
Track high-value items piece by piece with barcodes, so every unit is accounted for.
Professional GST invoices your customers keep for warranty claims, printed or sent over WhatsApp.
Sales returns and exchanges handled cleanly with stock and accounts staying consistent.
Cost tracking per purchase shows live margins by item, brand and category.
Split payments across cash, card and UPI on a single bill, common for high-ticket sales.
Reorder alerts on fast-moving accessories so chargers and cables never go out of stock.
The complete Posnic application is open source under AGPL-3.0 on GitHub. No trial timers, no locked features, no telemetry. Pay only if you choose Posnic Cloud for sync, backups and remote dashboards.
Yes. Bills can be printed or shared over WhatsApp with customizable templates.
High-value items can be tracked piece by piece using per-unit barcodes, giving unit-level stock accuracy.
Everything: billing, inventory, reports, hardware support and multi-counter. Posnic is open source; only the cloud sync service is paid.
Posnic for other businesses: Restaurant POS · Supermarket POS · Textile Shop POS · Hardware Store POS · Pharmacy POS